1429688226 has 48 divisors (see below), whose sum is σ = 2974555584. Its totient is φ = 458084928.

The previous prime is 1429688191. The next prime is 1429688263. The reversal of 1429688226 is 6228869241.

It is a happy number.

It is a super-4 number, since 4×1429688226⁴ (a number of 38 digits) contains 4444 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1477995 + ... + 1478961.

It is an arithmetic number, because the mean of its divisors is an integer number (61969908).

Almost surely, 2^1429688226 is an apocalyptic number.

1429688226 is an abundant number, since it is smaller than the sum of its proper divisors (1544867358).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1429688226 is a wasteful number, since it uses less digits than its factorization.

1429688226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1323 (or 1294 counting only the distinct ones).

The product of its digits is 663552, while the sum is 48.

The square root of 1429688226 is about 37811.2182559621. The cubic root of 1429688226 is about 1126.5412885041.

The spelling of 1429688226 in words is "one billion, four hundred twenty-nine million, six hundred eighty-eight thousand, two hundred twenty-six".